mandela's memorial services next week. bill clinton tells me he and his family also will be attending. george h.w. bush will not be making the trip due to his age and the long, long distance. our correspondents in south africa are also learning more about the upcoming historic events. cnn's robyn curnow is joining us from johannesburg and erin burnett is joining us from mandela's home in the town of soweto. it is early morning now, crowds have been out nonstop celebrating the life of nelson mandela. what's going on, how long do we expect this to last? >> reporter: well, it's almost 24 hours since this nation heard that nelson mandela had passed away. we are standing right outside the house where he died late thursday. people have been coming to this suburban street since then. you can hear them now singing behind me, and they have been chanting, praying, lamenting, celebrating in song throughout the day and they have been singing some very poignant songs. one particular over and over again, mandela, mandela, you are ours.